Home / 1,038,011.58-1,432,556.15-630,019.44

Finding the Fourth Proportional to 1,038,011.58, 1,432,556.15 and 630,019.44

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Solution

The fourth proportional to 1,038,011.58, 1,432,556.15 and 630,019.44 is: 869,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,011.58 : 1,432,556.15 = 630,019.44 : x
  2. Step 2: Convert to fraction form
    1,038,011.58/1,432,556.15 = 630,019.44/x
  3. Step 3: Cross multiply
    1,038,011.58x = 1,432,556.15 × 630,019.44
  4. Step 4: Simplify right side
    1,038,011.58x = 902,538,220,241.46
  5. Step 5: Solve for x
    x = 902,538,220,241.46/1,038,011.58
  6. Step 6: Final answer
    x = 869,487.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.